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Finding the Fourth Proportional to 8,745.72, 12,067.02 and 4,968.96

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Solution

The fourth proportional to 8,745.72, 12,067.02 and 4,968.96 is: 6,855.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,745.72 : 12,067.02 = 4,968.96 : x
  2. Step 2: Convert to fraction form
    8,745.72/12,067.02 = 4,968.96/x
  3. Step 3: Cross multiply
    8,745.72x = 12,067.02 × 4,968.96
  4. Step 4: Simplify right side
    8,745.72x = 59,960,539.70
  5. Step 5: Solve for x
    x = 59,960,539.70/8,745.72
  6. Step 6: Final answer
    x = 6,855.99

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